diff --git a/internal/daemon/imagebuild.go b/internal/daemon/imagebuild.go
index ff19215..359892f 100644
--- a/internal/daemon/imagebuild.go
+++ b/internal/daemon/imagebuild.go
@@ -23,21 +23,20 @@ import (
 )
 
 const (
-	defaultMiseVersion       = "v2025.12.0"
-	defaultMiseInstallPath   = "/usr/local/bin/mise"
-	defaultMiseActivateLine  = `eval "$(/usr/local/bin/mise activate bash)"`
-	defaultNodeTool          = "node@22"
-	defaultOpenCodeTool      = "github:anomalyco/opencode"
-	defaultClaudeCodePackage = "@anthropic-ai/claude-code"
-	defaultPiPackage         = "@mariozechner/pi-coding-agent"
-	defaultNPMGlobalPrefix   = "/root/.local/share/banger/npm-global"
-	defaultTPMRepo           = "https://github.com/tmux-plugins/tpm"
-	defaultResurrectRepo     = "https://github.com/tmux-plugins/tmux-resurrect"
-	defaultContinuumRepo     = "https://github.com/tmux-plugins/tmux-continuum"
-	defaultTMUXPluginDir     = "/root/.tmux/plugins"
-	defaultTMUXResurrectDir  = "/root/.tmux/resurrect"
-	tmuxManagedBlockStart    = "# >>> banger tmux plugins >>>"
-	tmuxManagedBlockEnd      = "# <<< banger tmux plugins <<<"
+	defaultMiseVersion      = "v2025.12.0"
+	defaultMiseInstallPath  = "/usr/local/bin/mise"
+	defaultMiseActivateLine = `eval "$(/usr/local/bin/mise activate bash)"`
+	defaultNodeTool         = "node@22"
+	defaultOpenCodeTool     = "github:anomalyco/opencode"
+	defaultClaudeCodeTool   = "npm:@anthropic-ai/claude-code"
+	defaultPiTool           = "npm:@mariozechner/pi-coding-agent"
+	defaultTPMRepo          = "https://github.com/tmux-plugins/tpm"
+	defaultResurrectRepo    = "https://github.com/tmux-plugins/tmux-resurrect"
+	defaultContinuumRepo    = "https://github.com/tmux-plugins/tmux-continuum"
+	defaultTMUXPluginDir    = "/root/.tmux/plugins"
+	defaultTMUXResurrectDir = "/root/.tmux/resurrect"
+	tmuxManagedBlockStart   = "# >>> banger tmux plugins >>>"
+	tmuxManagedBlockEnd     = "# <<< banger tmux plugins <<<"
 )
 
 type imageBuildSpec struct {
@@ -307,26 +306,28 @@ func buildModulesCommand(modulesBase string) string {
 
 func appendMiseSetup(script *bytes.Buffer) {
 	const (
-		nodeShimPath = "/root/.local/share/mise/shims/node"
-		npmShimPath  = "/root/.local/share/mise/shims/npm"
+		nodeShimPath   = "/root/.local/share/mise/shims/node"
+		npmShimPath    = "/root/.local/share/mise/shims/npm"
+		claudeShimPath = "/root/.local/share/mise/shims/claude"
+		piShimPath     = "/root/.local/share/mise/shims/pi"
 	)
-	claudePath := filepath.ToSlash(filepath.Join(defaultNPMGlobalPrefix, "bin", "claude"))
-	piPath := filepath.ToSlash(filepath.Join(defaultNPMGlobalPrefix, "bin", "pi"))
 
 	fmt.Fprintf(script, "curl -fsSL https://mise.run | MISE_INSTALL_PATH=%s MISE_VERSION=%s sh\n", shellQuote(defaultMiseInstallPath), shellQuote(defaultMiseVersion))
 	fmt.Fprintf(script, "%s use -g %s\n", shellQuote(defaultMiseInstallPath), shellQuote(defaultNodeTool))
 	fmt.Fprintf(script, "%s use -g %s\n", shellQuote(defaultMiseInstallPath), shellQuote(defaultOpenCodeTool))
+	fmt.Fprintf(script, "%s use -g %s\n", shellQuote(defaultMiseInstallPath), shellQuote(defaultClaudeCodeTool))
+	fmt.Fprintf(script, "%s use -g %s\n", shellQuote(defaultMiseInstallPath), shellQuote(defaultPiTool))
 	fmt.Fprintf(script, "%s reshim\n", shellQuote(defaultMiseInstallPath))
 	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'node shim not found after mise install' >&2; exit 1; fi\n", shellQuote(nodeShimPath))
 	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'npm shim not found after mise install' >&2; exit 1; fi\n", shellQuote(npmShimPath))
 	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'opencode shim not found after mise install' >&2; exit 1; fi\n", shellQuote(opencode.ShimPath))
-	fmt.Fprintf(script, "mkdir -p %s\n", shellQuote(defaultNPMGlobalPrefix))
-	fmt.Fprintf(script, "NPM_CONFIG_PREFIX=%s %s install -g %s %s\n", shellQuote(defaultNPMGlobalPrefix), shellQuote(npmShimPath), shellQuote(defaultClaudeCodePackage), shellQuote(defaultPiPackage))
-	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'claude binary not found after npm install' >&2; exit 1; fi\n", shellQuote(claudePath))
-	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'pi binary not found after npm install' >&2; exit 1; fi\n", shellQuote(piPath))
+	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'claude shim not found after mise install' >&2; exit 1; fi\n", shellQuote(claudeShimPath))
+	fmt.Fprintf(script, "if [[ ! -e %s ]]; then echo 'pi shim not found after mise install' >&2; exit 1; fi\n", shellQuote(piShimPath))
+	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(nodeShimPath), shellQuote("/usr/local/bin/node"))
+	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(npmShimPath), shellQuote("/usr/local/bin/npm"))
 	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(opencode.ShimPath), shellQuote(opencode.GuestBinaryPath))
-	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(claudePath), shellQuote("/usr/local/bin/claude"))
-	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(piPath), shellQuote("/usr/local/bin/pi"))
+	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(claudeShimPath), shellQuote("/usr/local/bin/claude"))
+	fmt.Fprintf(script, "ln -snf %s %s\n", shellQuote(piShimPath), shellQuote("/usr/local/bin/pi"))
 	script.WriteString("mkdir -p /etc/profile.d\n")
 	script.WriteString("cat > /etc/profile.d/mise.sh <<'EOF'\n")
 	fmt.Fprintf(script, "if [ -n \"${BASH_VERSION:-}\" ] && [ -x %s ]; then\n", shellQuote(defaultMiseInstallPath))
diff --git a/internal/daemon/imagebuild_test.go b/internal/daemon/imagebuild_test.go
index 9c7fc44..af7662d 100644
--- a/internal/daemon/imagebuild_test.go
+++ b/internal/daemon/imagebuild_test.go
@@ -20,17 +20,19 @@ func TestBuildProvisionScriptInstallsDefaultTools(t *testing.T) {
 		"curl -fsSL https://mise.run | MISE_INSTALL_PATH='/usr/local/bin/mise' MISE_VERSION='v2025.12.0' sh",
 		"'/usr/local/bin/mise' use -g 'node@22'",
 		"'/usr/local/bin/mise' use -g 'github:anomalyco/opencode'",
+		"'/usr/local/bin/mise' use -g 'npm:@anthropic-ai/claude-code'",
+		"'/usr/local/bin/mise' use -g 'npm:@mariozechner/pi-coding-agent'",
 		"'/usr/local/bin/mise' reshim",
 		"if [[ ! -e '/root/.local/share/mise/shims/node' ]]; then echo 'node shim not found after mise install' >&2; exit 1; fi",
 		"if [[ ! -e '/root/.local/share/mise/shims/npm' ]]; then echo 'npm shim not found after mise install' >&2; exit 1; fi",
 		"if [[ ! -e '/root/.local/share/mise/shims/opencode' ]]; then echo 'opencode shim not found after mise install' >&2; exit 1; fi",
-		"mkdir -p '/root/.local/share/banger/npm-global'",
-		"NPM_CONFIG_PREFIX='/root/.local/share/banger/npm-global' '/root/.local/share/mise/shims/npm' install -g '@anthropic-ai/claude-code' '@mariozechner/pi-coding-agent'",
-		"if [[ ! -e '/root/.local/share/banger/npm-global/bin/claude' ]]; then echo 'claude binary not found after npm install' >&2; exit 1; fi",
-		"if [[ ! -e '/root/.local/share/banger/npm-global/bin/pi' ]]; then echo 'pi binary not found after npm install' >&2; exit 1; fi",
+		"if [[ ! -e '/root/.local/share/mise/shims/claude' ]]; then echo 'claude shim not found after mise install' >&2; exit 1; fi",
+		"if [[ ! -e '/root/.local/share/mise/shims/pi' ]]; then echo 'pi shim not found after mise install' >&2; exit 1; fi",
+		"ln -snf '/root/.local/share/mise/shims/node' '/usr/local/bin/node'",
+		"ln -snf '/root/.local/share/mise/shims/npm' '/usr/local/bin/npm'",
 		"ln -snf '/root/.local/share/mise/shims/opencode' '/usr/local/bin/opencode'",
-		"ln -snf '/root/.local/share/banger/npm-global/bin/claude' '/usr/local/bin/claude'",
-		"ln -snf '/root/.local/share/banger/npm-global/bin/pi' '/usr/local/bin/pi'",
+		"ln -snf '/root/.local/share/mise/shims/claude' '/usr/local/bin/claude'",
+		"ln -snf '/root/.local/share/mise/shims/pi' '/usr/local/bin/pi'",
 		"cat > /etc/profile.d/mise.sh <<'EOF'",
 		"if [ -n \"${BASH_VERSION:-}\" ] && [ -x '/usr/local/bin/mise' ]; then",
 		`eval "$(/usr/local/bin/mise activate bash)"`,
diff --git a/scripts/customize.sh b/scripts/customize.sh
index 13eebed..23d6d50 100755
--- a/scripts/customize.sh
+++ b/scripts/customize.sh
@@ -95,9 +95,8 @@ MISE_VERSION="v2025.12.0"
 MISE_INSTALL_PATH="/usr/local/bin/mise"
 MISE_ACTIVATE_LINE='eval "$(/usr/local/bin/mise activate bash)"'
 NODE_TOOL="node@22"
-CLAUDE_CODE_PACKAGE="@anthropic-ai/claude-code"
-PI_PACKAGE="@mariozechner/pi-coding-agent"
-NPM_GLOBAL_PREFIX="/root/.local/share/banger/npm-global"
+CLAUDE_CODE_TOOL="npm:@anthropic-ai/claude-code"
+PI_TOOL="npm:@mariozechner/pi-coding-agent"
 TMUX_PLUGIN_DIR="/root/.tmux/plugins"
 TMUX_RESURRECT_DIR="/root/.tmux/resurrect"
 TMUX_TPM_REPO="https://github.com/tmux-plugins/tpm"
@@ -406,6 +405,8 @@ DEBIAN_FRONTEND=noninteractive apt-get -y install ${APT_PACKAGES_ESCAPED}
 curl -fsSL https://mise.run | MISE_INSTALL_PATH="$MISE_INSTALL_PATH" MISE_VERSION="$MISE_VERSION" sh
 "$MISE_INSTALL_PATH" use -g "$NODE_TOOL"
 "$MISE_INSTALL_PATH" use -g github:anomalyco/opencode
+"$MISE_INSTALL_PATH" use -g "$CLAUDE_CODE_TOOL"
+"$MISE_INSTALL_PATH" use -g "$PI_TOOL"
 "$MISE_INSTALL_PATH" reshim
 if [[ ! -e /root/.local/share/mise/shims/node ]]; then
   echo 'node shim not found after mise install' >&2
@@ -419,19 +420,19 @@ if [[ ! -e /root/.local/share/mise/shims/opencode ]]; then
   echo 'opencode shim not found after mise install' >&2
   exit 1
 fi
-mkdir -p "$NPM_GLOBAL_PREFIX"
-NPM_CONFIG_PREFIX="$NPM_GLOBAL_PREFIX" /root/.local/share/mise/shims/npm install -g "$CLAUDE_CODE_PACKAGE" "$PI_PACKAGE"
-if [[ ! -e "$NPM_GLOBAL_PREFIX/bin/claude" ]]; then
-  echo 'claude binary not found after npm install' >&2
+if [[ ! -e /root/.local/share/mise/shims/claude ]]; then
+  echo 'claude shim not found after mise install' >&2
   exit 1
 fi
-if [[ ! -e "$NPM_GLOBAL_PREFIX/bin/pi" ]]; then
-  echo 'pi binary not found after npm install' >&2
+if [[ ! -e /root/.local/share/mise/shims/pi ]]; then
+  echo 'pi shim not found after mise install' >&2
   exit 1
 fi
+ln -snf /root/.local/share/mise/shims/node /usr/local/bin/node
+ln -snf /root/.local/share/mise/shims/npm /usr/local/bin/npm
 ln -snf /root/.local/share/mise/shims/opencode /usr/local/bin/opencode
-ln -snf "$NPM_GLOBAL_PREFIX/bin/claude" /usr/local/bin/claude
-ln -snf "$NPM_GLOBAL_PREFIX/bin/pi" /usr/local/bin/pi
+ln -snf /root/.local/share/mise/shims/claude /usr/local/bin/claude
+ln -snf /root/.local/share/mise/shims/pi /usr/local/bin/pi
 mkdir -p /etc/profile.d
 cat > /etc/profile.d/mise.sh <<'MISEPROFILE'
 if [ -n \"\${BASH_VERSION:-}\" ] && [ -x \"$MISE_INSTALL_PATH\" ]; then
diff --git a/scripts/make-rootfs-void.sh b/scripts/make-rootfs-void.sh
index f8cb9fb..6f65020 100755
--- a/scripts/make-rootfs-void.sh
+++ b/scripts/make-rootfs-void.sh
@@ -13,7 +13,7 @@ Build an experimental Void Linux rootfs image plus a matching /root work-seed.
 
 Defaults:
   --out      ./build/manual/rootfs-void.ext4
-  --size     2G
+  --size     4G
   --mirror   https://repo-default.voidlinux.org
   --arch     x86_64
 
@@ -345,6 +345,8 @@ set -euo pipefail
 curl -fsSL https://mise.run | MISE_INSTALL_PATH="$MISE_INSTALL_PATH" MISE_VERSION="$MISE_VERSION" sh
 "$MISE_INSTALL_PATH" use -g "$NODE_TOOL"
 "$MISE_INSTALL_PATH" use -g "$OPENCODE_TOOL"
+"$MISE_INSTALL_PATH" use -g "$CLAUDE_CODE_TOOL"
+"$MISE_INSTALL_PATH" use -g "$PI_TOOL"
 "$MISE_INSTALL_PATH" reshim
 if [[ ! -e /root/.local/share/mise/shims/node ]]; then
   echo "node shim not found after mise install" >&2
@@ -358,19 +360,19 @@ if [[ ! -e /root/.local/share/mise/shims/opencode ]]; then
   echo "opencode shim not found after mise install" >&2
   exit 1
 fi
-mkdir -p "$NPM_GLOBAL_PREFIX"
-NPM_CONFIG_PREFIX="$NPM_GLOBAL_PREFIX" /root/.local/share/mise/shims/npm install -g "$CLAUDE_CODE_PACKAGE" "$PI_PACKAGE"
-if [[ ! -e "$NPM_GLOBAL_PREFIX/bin/claude" ]]; then
-  echo "claude binary not found after npm install" >&2
+if [[ ! -e /root/.local/share/mise/shims/claude ]]; then
+  echo "claude shim not found after mise install" >&2
   exit 1
 fi
-if [[ ! -e "$NPM_GLOBAL_PREFIX/bin/pi" ]]; then
-  echo "pi binary not found after npm install" >&2
+if [[ ! -e /root/.local/share/mise/shims/pi ]]; then
+  echo "pi shim not found after mise install" >&2
   exit 1
 fi
+ln -snf /root/.local/share/mise/shims/node /usr/local/bin/node
+ln -snf /root/.local/share/mise/shims/npm /usr/local/bin/npm
 ln -snf /root/.local/share/mise/shims/opencode /usr/local/bin/opencode
-ln -snf "$NPM_GLOBAL_PREFIX/bin/claude" /usr/local/bin/claude
-ln -snf "$NPM_GLOBAL_PREFIX/bin/pi" /usr/local/bin/pi
+ln -snf /root/.local/share/mise/shims/claude /usr/local/bin/claude
+ln -snf /root/.local/share/mise/shims/pi /usr/local/bin/pi
 EOF
 
   cat <<'EOF' | sudo tee "$profile_mise" >/dev/null
@@ -400,16 +402,15 @@ MANUAL_DIR="${BANGER_MANUAL_DIR:-$REPO_ROOT/build/manual}"
 BANGER_BIN="$(resolve_banger_bin)"
 SSH_KEY="$("$BANGER_BIN" internal ssh-key-path)"
 OUT_ROOTFS="$MANUAL_DIR/rootfs-void.ext4"
-SIZE_SPEC="2G"
+SIZE_SPEC="4G"
 MIRROR="https://repo-default.voidlinux.org"
 ARCH="x86_64"
 MISE_VERSION="v2025.12.0"
 MISE_INSTALL_PATH="/usr/local/bin/mise"
 NODE_TOOL="node@22"
 OPENCODE_TOOL="github:anomalyco/opencode"
-CLAUDE_CODE_PACKAGE="@anthropic-ai/claude-code"
-PI_PACKAGE="@mariozechner/pi-coding-agent"
-NPM_GLOBAL_PREFIX="/root/.local/share/banger/npm-global"
+CLAUDE_CODE_TOOL="npm:@anthropic-ai/claude-code"
+PI_TOOL="npm:@mariozechner/pi-coding-agent"
 GUESTNET_BOOTSTRAP_SCRIPT="$REPO_ROOT/internal/guestnet/assets/bootstrap.sh"
 GUESTNET_VOID_CORE_SERVICE="$REPO_ROOT/internal/guestnet/assets/void-core-service.sh"
 MODULES_DIR=""